CN101071692A - Switching device - Google Patents
Switching device Download PDFInfo
- Publication number
- CN101071692A CN101071692A CNA2007101011802A CN200710101180A CN101071692A CN 101071692 A CN101071692 A CN 101071692A CN A2007101011802 A CNA2007101011802 A CN A2007101011802A CN 200710101180 A CN200710101180 A CN 200710101180A CN 101071692 A CN101071692 A CN 101071692A
- Authority
- CN
- China
- Prior art keywords
- mentioned
- shell
- extension
- action bars
- torsion
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H21/00—Switches operated by an operating part in the form of a pivotable member acted upon directly by a solid body, e.g. by a hand
- H01H21/02—Details
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H1/00—Contacts
- H01H1/12—Contacts characterised by the manner in which co-operating contacts engage
- H01H1/36—Contacts characterised by the manner in which co-operating contacts engage by sliding
- H01H1/42—Knife-and-clip contacts
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H21/00—Switches operated by an operating part in the form of a pivotable member acted upon directly by a solid body, e.g. by a hand
- H01H21/02—Details
- H01H21/12—Bases; Stationary contacts mounted thereon
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H21/00—Switches operated by an operating part in the form of a pivotable member acted upon directly by a solid body, e.g. by a hand
- H01H21/02—Details
- H01H21/18—Movable parts; Contacts mounted thereon
- H01H21/36—Driving mechanisms
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H5/00—Snap-action arrangements, i.e. in which during a single opening operation or a single closing operation energy is first stored and then released to produce or assist the contact movement
- H01H5/04—Energy stored by deformation of elastic members
- H01H5/14—Energy stored by deformation of elastic members by twisting of torsion members
Abstract
The invention provides a switching device, which makes the shape of the operating rod smaller when assuring the operating rod have adequate stage. The said device comprises a fixed contact (5a) connected with a first rump (3a) of torsion-coil spring (3) and changeover contact (6a) contacting /separating from a second rump (3c). A protruding portion (1e) formed from the side wall (1d) of the out shell to medial side is at the corner of the outer shell (1). A peristome (1h) enable the operator part (2a) of the operating arm (2) embedded into the outer shell is formed on the extending line of the protruding portion (1e) of the outer shell. A protruding portion (2e) opposite to the protruding portion (1e) of the outer shell is set on the operating arm (2). A spring receiving part (1e2),(2c) for recerving the winding part (3a) of torsion-coil spring (3) is installed on the inner side of the protruding portion (1e) of the outer shell and the inner side of the protruding portion (2e) of the the operating arm (2).
Description
Technical field
The present invention relates to have the travelling contact that constitutes by torsion-coil spring, make torsion-coil spring produce deflection deformation, can carry out the switching device that ON/OFF switches by the rotation that is accompanied by action bars.
Background technology
As this prior art, publicity is in patent documentation 1.The prior art has shell and is housed in this shell and has the rotary action bars of operating portion of the operation of can being pressed.Simultaneously, possesses torsion-coil spring, first arm that it has the coiling portion that forms travelling contact and be installed in the spring incorporating section that is formed on the action bars, draw from an end of this coiling portion and draw and be accompanied by the rotation of action bars and second arm of deflection deformation from the other end of coiling portion.
In addition, possess the fixed contact that often contacts with first arm of torsion-coil spring and the two-way contact that can contact/separate with second arm of torsion-coil spring.This two-way contact has below contact portion and the top contact portion that can cramping keeps second arm of torsion-coil spring, the rotation that is accompanied by action bars by second arm produces deflection deformation, and second arm is inserted between below contact portion and the top contact portion thus.And below contact portion and top contact portions do not form by the shape of cantilever support.
The coiling portion of above-mentioned torsion-coil spring and the spring incorporating section of taking in the action bars of this coiling portion are configured near the substantial middle position the outer casing end of a relative side with two-way contact of shell.
In the prior art that constitutes like this, apply under the initial condition of pressing force at operating portion not action bars, though forming first arm of the torsion-coil spring of travelling contact contacts with fixed contact, but because second arm of torsion-coil spring is maintained at the state that has left from two-way contact, so interdicted between fixed contact and the two-way contact, switching device is in the OFF state.If the operating portion of action bars is applied pressing force from this state, then torsion-coil spring produces deflection deformation, second arm is inserted between the below contact portion and top contact portion of two-way contact, and this second arm is in by the state of below contact portion and the clamping of top contact portion.That is, two-way contact and fixed contact are by the torsion-coil spring conducting, and switching device is in the state of ON.And when making action bars turn to total travel, the operating portion of action bars touches the outer wall end of shell, and rotation stops.That is, in the prior art, the operating portion of action bars can not be pressed in the shell.
Patent documentation 1: the open patent 2003-331690 of Japan communique
In above-mentioned prior art, because action bars has the spring incorporating section of the coiling portion that holds torsion-coil spring, so can't make the thickness attenuation of the wall portion that forms this spring incorporating section, so the shape of spring incorporating section becomes thereupon greatly, makes the shape of action bars that the big tendency of change be arranged.Therefore, be difficult to the miniaturization of implement device integral body.
Simultaneously, because when making action bars turn to total travel, the operating portion of action bars touches to rotate behind the outer wall end of shell and stops, so be used to make the stroke of the action bars of torsion-coil spring deflection deformation to be restricted.Therefore, in order to ensure desirable stroke, the shape of action bars is had to design greatlyyer.Thus, be difficult to the miniaturization of implement device integral body.
Summary of the invention
The present invention is the actual conditions from above-mentioned prior art, and purpose provides a kind of switching device, when guaranteeing that its action bars has enough strokes, the shape set of this action bars can be got less.
In order to achieve the above object, the invention is characterized in, have: shell; The action bars that can rotate, it is housed in this shell, has the operating portion of the operation of being pressed; Torsion-coil spring, it forms travelling contact, and have coiling portion, first arm of drawing from an end of this coiling portion and draw and be accompanied by the rotation of aforesaid operations bar and second arm of deflection deformation from the other end of above-mentioned coiling portion; Fixed contact, it often contacts with above-mentioned first arm of this torsion-coil spring; And two-way contact, it contacts/separates with above-mentioned second arm of above-mentioned torsion-coil spring, corner portion at above-mentioned shell is provided with extension, this extension stretches out and forms to the inboard of above-mentioned shell from the sidewall of this shell, and on the extended line of the extension of above-mentioned shell, the peristome that formation allows the aforesaid operations portion of aforesaid operations bar to be pressed in above-mentioned shell, on the aforesaid operations bar, setting can the extension relative with the extension of above-mentioned shell, in the inboard of the extension of above-mentioned shell and the inboard of aforesaid operations bar, be provided with the spring incorporating section of the above-mentioned coiling portion that holds above-mentioned torsion-coil spring.
In the present invention who constitutes like this, by the extension of the shell that is provided with in the corner portion of shell and the extension of action bars, formed the spring incorporating section of the coiling portion of accommodating torsion-coil spring, so the corner portion that can be shell with the dead band effectively is used in the coiling portion that torsion-coil spring is set, and the action bars that is used to hold the coiling portion of torsion-coil spring partly can be arranged to less shape.Therefore, can make action bars have less shape.Even so make action bars have less shape, because be accompanied by the rotation of action bars, the operating portion of this action bars can be pressed in shell from the peristome of shell, so can guarantee that also this action bars has desirable stroke.That is, the present invention guarantees that not only action bars has enough strokes, also the shape set of this action bars can be got less.Thus, the shape of shell can diminish.
In addition, the invention is characterized in that in foregoing invention, the aforesaid operations bar has the bearing portion of the above-mentioned coiling portion that above-mentioned torsion-coil spring is installed.So the present invention who constitutes, the bearing portion by the coiling portion with torsion-coil spring is installed in action bars can realize the stable maintenance of torsion-coil spring.
In addition, the invention is characterized in that in foregoing invention, the said fixing contact remains on the above-mentioned shell.So the present invention who constitutes can realize the stable maintenance of fixed contact.
In addition, the invention is characterized in, in foregoing invention, first confined planes is set at the end face of the extension of above-mentioned shell, at the end face of the extension of aforesaid operations bar, be arranged on first limiting section that is ended by the above-mentioned first confined planes card when removing operation of pushing of aforesaid operations bar.So the present invention who constitutes, when pushing of action bars removed operation, first limiting section of the extension by action bars was ended by the first confined planes card of the extension of shell, thus action bars stops operating.Thus, can be with the stable initial position that remains on of this action bars.
In addition, the invention is characterized in, in foregoing invention, set the shape of the extension of the shape of extension of above-mentioned shell and aforesaid operations bar respectively, make when above-mentioned first limiting section is ended by the above-mentioned first confined planes card, the lateral surface of the extension of above-mentioned shell and the lateral surface of aforesaid operations bar become with one side.So the present invention who constitutes, when action bars was remained on initial position, it was poor not produce ladder between the extension of action bars extension and shell, can keep attractive in appearance.
In addition, the invention is characterized in, in foregoing invention, on the sidewall of above-mentioned shell and above-mentioned shell above-mentioned sidewall subtend one side that extension is set, second confined planes is set, and the operating portion of aforesaid operations bar is provided with second limiting section that is ended by the above-mentioned second confined planes card.So the present invention who constitutes, because when the operating portion of action bars is pressed operation, be connected to up to second limiting section of the operating portion of action bars till second confined planes of sidewall of shell, operating portion can be pressed in the shell, action bars is rotated, thereby can guarantee that this action bars has bigger stroke.In addition, can guarantee that action bars has stable stroke when pressing operation.
In addition, the invention is characterized in, in foregoing invention, the 3rd confined planes is set, the 3rd limiting section that is ended by above-mentioned the 3rd confined planes card is set on the aforesaid operations bar in the inside of above-mentioned shell.So the present invention who constitutes when the operating portion of action bars is pressed operation, also can be ended so that the rotation of action bars stops by the 3rd confined planes card of shell by the 3rd limiting section of action bars.Promptly, the card of above-mentioned second limiting section is ended and the 3rd confined planes ends this two aspect to the card of the 3rd limiting section by second confined planes, action bars is stopped, can realize when the operating portion of action bars is pressed into, making the stable function that stops of action bars in shell, and guarantee that action bars has high-precision stroke.
The present invention can get the shape set of this action bars lessly when guaranteeing that action bars has enough strokes, can realize the miniaturization of shell like this.Therefore, can solve the problem of the device integral miniaturization that prior art is difficult to realize.
Description of drawings
Fig. 1 is the outside drawing of an execution mode of switching device of the present invention;
Fig. 2 is the exploded perspective view of present embodiment;
Fig. 3 is in the present embodiment, and the stereogram of the state behind the lid has been removed in expression;
Fig. 4 is the vertical view of the shell that possesses in the present embodiment;
Fig. 5 is the back view of the action bars that possesses in the present embodiment;
Fig. 6 is the fixed contact that possesses in the expression present embodiment, the stereogram that reaches two-way contact;
Fig. 7 is the figure of the action of expression present embodiment, represents the stereogram of the midvoyage condition that is pressed into action of action bars especially;
Fig. 8 is the figure of the action of expression present embodiment, represents the stereogram of the state when action bars is pressed into total travel especially;
Fig. 9 is the figure of action of expression present embodiment, particularly represents the sectional view corresponding with Fig. 3 when action bars is held in the state of initial position;
Figure 10 is the figure of the action of expression present embodiment, particularly represents the stereogram corresponding with Fig. 7 of the midvoyage condition that is pressed into action of action bars;
Figure 11 is the figure of the action of expression present embodiment, represents that particularly action bars is pressed into the stereogram corresponding with Fig. 8 of total travel state;
Figure 12 is the fixed contact of representing the formation major part in other execution modes of the present invention, the stereogram that reaches two-way contact
Among the figure:
The 1-shell; The 1c-axle; The 1d-sidewall; The 1d1-sidewall; The 1e-extension; 1e1-first confined planes; 1e2-spring incorporating section; 1f-second confined planes; 1g-the 3rd confined planes; The 1h-peristome; The 2-action bars; The 2a-operating portion; 2a1-second limiting section; 2a2-the 3rd limiting section; 2b-bearing portion; 2c-spring incorporating section; The 2d-fastener; The 2e-extension; 2e1-first limiting section; 3-torsion-coil spring (travelling contact); 3a-coiling portion; 3b-first arm; 3c-second arm; The 5a-fixed contact; The 5b-outside terminal; The 5c-fixed contact; The 6a-two-way contact; 6a1-jut (below contact portion); 6a2-top contact portion; The 6a21-guide portion; The 6b-outside terminal.
Embodiment
Below, based on accompanying drawing the optimum execution mode that is used to implement switching device of the present invention is described.
[structure of present embodiment]
Fig. 1 is the outside drawing of an execution mode of switching device of the present invention, and Fig. 2 is the exploded perspective view of present embodiment, and Fig. 3 is in the present embodiment, and the stereogram of the state behind the lid has been removed in expression.Fig. 4 is the vertical view of the shell that possesses in the present embodiment.Fig. 5 is the back view of the action bars that possesses in the present embodiment.Fig. 6 is the fixed contact that possesses in the expression present embodiment, the stereogram that reaches two-way contact.
Shown in Fig. 1～3, the switching device of present embodiment has: the shell of being made by insulating material such as resin materials 1; The fixed contact 5a and the two-way contact 6a that are formed in this shell 1 with embedding, are kept by shell 1.In shell 1, dispose the torsion-coil spring 3 that forms travelling contact.Also dispose rotating action bars 2, this action bars 2 has the operating portion 2a of the operation of being pressed, so that torsion-coil spring 3 produces deflection deformation.Simultaneously, possesses the cover 4 top, that make by metallic plate that covers shell 1.
On the sidewall of shell 1, be formed with fastener 1a, 1b, on cover 4, be formed with card claw stop 4a that engages with the fastener 1a of shell 1 and the side plate 4b that engages with the fastener 1b of shell 1.By these fasteners 1a, 1b and card claw stop 4a, side plate 4b, cover 4 is fixed on the shell 1.
Also as shown in Figure 4, in the corner of shell 1, promptly in the corner that the sidewall 1d with the shell 1 that disposes fixed contact 5a links to each other, be provided with the extension 1e that stretches out formation from sidewall 1d to the inboard of shell 1.The end face of this extension 1e forms the first confined planes 1e1.Inboard at this extension 1e is provided with a 1c, and the zone between this 1c and extension 1e is formed with the spring incorporating section 1e2 of the 3a of coiling portion that holds torsion-coil spring 3 described later.
On the extended line of the extension 1e of shell 1, be formed with the peristome 1h that the operating portion 2a that allows action bars 2 is pressed in shell 1.For example, to the geomery of this action bars 2, and the size of the peristome 1h of shell 1 set, make the almost integral body of operating portion 2a of action bars 2 to be accommodated in the shell 1 from peristome 1h.
In addition, with the sidewall 1d1 of the shell 1 of the relative side of sidewall 1d that is provided with extension 1 e of shell 1 on, be formed with the second confined planes 1f.And then, also be formed with the 3rd confined planes 1g in the inside of shell 1.
Shown in Fig. 2,3, above-mentioned action bars 2 also has the tubular bearing 2b of portion of the axle 1c that inserts shell 1 except having the 2a of aforesaid operations portion.In addition, also have can be relative with the above-mentioned extension 1e of shell 1 extension 2e, the end face of this extension 2e becomes the first limiting section 2e1, it is limited to the first confined planes 1e1 of end face of the formation extension 1e of shell 1.
In the extension 2e of this action bars 2 and the zone between the 2b of bearing portion, be formed with the spring incorporating section 2c of the 3a of coiling portion that holds aftermentioned torsion-coil spring 3.That is, the inboard at the extension 2e of the inboard of the extension 1e of shell 1 and action bars 2 is formed with spring incorporating section 1e2,2c respectively.It is logical to be connected with each other between these spring incorporating sections 1e2, the 2c, becomes the spring incorporating section of the 3a of coiling portion that holds torsion-coil spring 3 described later.
Further, on action bars 2, be provided with the setting that is connected with spring incorporating section 2c, block and keep the fastener 2d of the second arm 3c of torsion-coil spring 3 described later.
In addition, shown in Fig. 2,3, be positioned at the end face of operating portion 2a of action bars 2 of the sidewall 1d1 side of shell 1, become the second limiting section 2a1 that is ended by the second confined planes 1f card of above-mentioned shell 1.And then, promptly shown in Figure 5 as the back view of action bars 2, at the back side of this action bars 2, be formed with the 3rd limiting section 2a2 that is ended by the 3rd confined planes 1g card of above-mentioned shell 1.
As shown in Figure 3, when the first confined planes 2e1 of the extension 2e of action bars 2 is ended by the first confined planes 1e1 card of the extension 1e of shell 1, set the shape of the extension 2e of the shape of extension 1e of shell 1 and action bars 2 respectively, so that the lateral surface of the extension 2e of the lateral surface of the extension 1e of shell 1 and action bars 2 becomes with one side.
In addition, shown in Fig. 2,3, form the torsion-coil spring 3 of above-mentioned travelling contact, be installed in the bearing portion 2b place of action bars 2, and have: the 3a of coiling portion, the 3a of this coiling portion is incorporated in spring incorporating section 2c, spring incorporating section 1 e2 that the inboard of the extension 1e that this spring incorporating section 2c is formed at shell 1 forms, and the inboard of the extension 2e of action bars 2; The first arm 3b, its end from the 3a of this coiling portion is drawn, and often contacts with above-mentioned fixed contact 5a; And the second arm 3c, its other end from the 3a of coiling portion is drawn, and contacts/separates with two-way contact 6a.As mentioned above, the second arm 3c fastener 2d card that is operated bar 2 ends.
In the present embodiment, the operating portion 2a of action bars 2 is not applied under the initial condition of pressing force shown in Figure 3, the second arm 3c of torsion-coil spring 3 contacts with two-way contact 6a.
As shown in Figure 6, the fixed contact 5a that in shell 1, embed to be shaped, and two-way contact 6a to for example base portion 5a, the 6a of copper titanium system process and form by metal.
That is, fixed contact 5a forms by the part that erects formation from base portion 5 for example being ejected processing.Also be formed with outside terminal 5b on base portion 5, this outside terminal 5b is soldered on the substrate not shown in the figures of the switching device that present embodiment is installed.Thereby fixed contact 5a and outside terminal 5b keep conducting state.
In addition, two-way contact 6a is made of jut 6a1 and the top contact 6a2 of portion, and described jut 6a1 for example cuts bending machining and forms below contact portion base portion 6, and the described top 6a2 of contact portion erects and by warpage from base portion 6.Jut 6a1 is the two end supports shape, forms rigid body.The 6a2 of top contact portion that is positioned at jut 6a1 top is the cantilever support shape, is formed with the guide portion 6a21 of the arcuation expansion of the second arm 3c insertion that guides torsion-coil spring 3 in its end.And, also being formed with outside terminal 6b at base portion 6, this outside terminal 6b is soldered on the substrate not shown in the figures that this switching device is installed.Thereby two-way contact 6a and outside terminal 6b keep conducting state.
When making above-mentioned two-way contact 6a, cutting bending machining behind the jut 6a1 on the base portion 6, with the benchmark of this jut 6a1 that constitutes by rigid body, make the 6a2 of top contact portion of rubber-like cantilever support shape be connected to jut 6a1 as the boundary height position of itself and the top contact 6a2 of portion.
[action of present embodiment]
Fig. 7, Fig. 8 are the figure of the action of expression present embodiment, and Fig. 7 is the stereogram of the midvoyage condition that is pressed into action of expression action bars; Fig. 8 is the stereogram of the state of expression action bars when being pressed into total travel (full stroke); Fig. 9～Figure 11 also is the figure of action of expression present embodiment, and Fig. 9 is with Fig. 3 corresponding sectional view of expression action bars when being held in the state of initial position; Figure 10 is the stereogram corresponding with Fig. 7 of the midvoyage condition that is pressed into action of expression action bars; Figure 11 is the stereogram corresponding with Fig. 8 that the expression action bars is pressed into the total travel state.
Above-mentioned Fig. 3, Fig. 9 have represented the operating portion 2a of action bars 2 not to be applied the initial condition of pressing force, and at this moment, the first limiting section 2e1 of the extension 2e of action bars 2 is ended by the first confined planes 1e1 card of the extension 1e of shell 1.In addition, the first arm 3b of torsion-coil spring 3 contacts with fixed contact 5a, and the second arm 3c is inserted between jut 6a1 and the top contact 6a2 of portion simultaneously, is kept by jut 6a1 and the top contact 6a2 of portion cramping.That is, the second arm 3c is retained as the state that has contacted with two-way contact 6a.Therefore, in this initial condition, by torsion-coil spring 3, fixed contact 5a and two-way contact 6a conducting are in the state of ON.
From this state, if the operating portion 2a to action bars 2 applies pressing force, then action bars 2 rotates, as Fig. 7, shown in Figure 10, the operating portion 2a of action bars 2 is pressed in the shell 1 by the peristome 1h from shell 1, and the first limiting section 2e1 of the extension 2e of action bars 2 leaves the first confined planes 1e1 of extension 1 e of shell 1.Meanwhile, the second arm 3c of torsion-coil spring 3 is bent corresponding to the rotation of action bars 2, break away between the jut 6a1 of two-way contact 6a and the top contact 6a2 of portion.
If make action bars 2 turn to total travel, then as Fig. 8, shown in Figure 11, the second confined planes 1f and quilt card that the second limiting section 2a1 that forms at the operating portion 2a of action bars 2 meets on the sidewall 1d1 that is formed on shell 1 end, simultaneously, the 3rd limiting section 2a2 that is formed on the back side of action bars 2 meets the 3rd confined planes 1g that is formed on shell 1 inside and is ended by card.Thus, the rotation of action bars 2 stops.At this moment, as shown in Figure 8, the operating portion 2a of action bars 2 almost integral body is incorporated in the shell 1.In addition, the second arm 3c of torsion-coil spring 3 breaks away from from two-way contact 6a fully, is interdicted between fixed contact 5a and the two-way contact 6a thus, and switch is in the OFF state.
In addition, state from maintenance OFF like this, for example, if the pressing force that is applied on the operating portion 2a of action bars 2 weakens, then under the effect of the restoring force of torsion-coil spring 2, action bars 2 is to above-mentioned rightabout, that is, its operating portion 2a rotates to outstanding direction from the peristome 1h of shell 1.Be accompanied by this action, the second arm 3c of torsion-coil spring 3 is inserted between jut 6a1 and the top contact 6a2 of portion by the guide portion 6a21 of the top contact 6a2 of portion guiding.In addition, the first limiting section 2e1 of the extension 2e of action bars 2 run into shell 1 extension 1e the first confined planes 1e1 and ended by card, return to initial condition.Under this initial condition, as mentioned above, by torsion-coil spring 3, fixed contact 5a and two-way contact 6a conducting are in the state of ON.
[effect of present embodiment]
In the present embodiment that constitutes like this, because the spring incorporating section 2c of the inboard of the spring incorporating section 1e2 of the inboard of the extension 1e by the shell 1 that is provided with in the corner portion of shell 1 and the extension 2e of action bars 2, having formed the spring resettlement section of the 3a of coiling portion that holds torsion-coil spring 3, can be that the corner portion of shell 1 effectively is used in the 3a of coiling portion that torsion-coil spring 3 is set with the dead band.In addition, the part of action bars 2 that is used to hold the 3a of coiling portion of torsion-coil spring 3 can be arranged to less shape.Therefore, action bars 2 can form less shape.
The shape of action bars 2 is diminished,, can in shell 1, be pressed into the operating portion 2a of this action bars 2, it is hereby ensured the desirable stroke of this action bars 2 from the peristome 1h of shell 1 because be accompanied by the rotation of action bars 2.
That is,, when guaranteeing that action bars 2 has enough strokes, the shape set of this action bars 2 can be got less according to present embodiment.Therefore, the miniaturization of shell 1 can be realized like this, the miniaturization of the switching device integral body in the present embodiment can be realized.
In addition, be installed in by the 3a of coiling portion on the 2b of bearing portion of action bars 2, can stablize maintenance torsion-coil spring 3, can obtain the device of high reliability torsion-coil spring 3.
In addition, owing to fixed contact 5a is kept by shell 1,, thus, also can obtain the device of high reliability so can realize the stable maintenance of fixed contact 5a by embedding to be shaped.
In addition, carrying out pushing of action bars 2 when removing operation and since the first limiting section 2e1 of the extension 2e of action bars 2 touch shell 1 extension 1e the first confined planes 1e1 and ended by card, thereby action bars 2 stops operating.Therefore, can remain on initial position with this action bars 2 is stable, thus, also can obtain the device of high reliability.
In addition, when action bars 2 was remained on initial position, the lateral surface of the lateral surface of the extension 1e of shell 1 and the extension 2e of action bars 2 became with one side, and it is poor not produce ladder between these extensions 1e and extension 2e, can keep attractive in appearance.Therefore, can protect outstanding design.
In addition, because when the operating portion 2a to action bars 2 carries out pressing operation, be connected to up to the second limiting section 2a1 of the operating portion 2a of action bars 2 till the second confined planes 1f of sidewall 1d1 of shell 1, operating portion 2a can be pressed in the shell 1 and action bars 2 is rotated, thereby can guarantee the bigger stroke of this action bars 2, and the action bars 2 can guarantee pressing operation the time has stable stroke.Thus, also can obtain the device of high reliability.
In addition, when the operating portion 2a of action bars 2 is subjected to pressing operation, also can be ended by the 3rd confined planes 1g card of shell 1, and the rotation of action bars 2 is stopped by the 3rd limiting section 2a2 that makes action bars 2.Promptly, the card of the above-mentioned second limiting section 2a1 is ended and the 3rd confined planes 1g ends this two aspect to the card of the 3rd limiting section 2a2 by the second confined planes 1f, action bars 2 is stopped, can realize when the operating portion 2a of action bars 2 is pressed into, making the action bars 2 stable functions that stop in shell 1, and guarantee that action bars 2 has high-precision stroke.Thus, also can obtain the device of high reliability.
In addition, in the present embodiment, because the below contact portion of two-way contact 6a is made of the jut 6a1 of two end supports shape, so this jut 6a1 can form rigid body.Therefore, when making two-way contact 6a, can so form: after forming jut 6a1, with the benchmark of this jut 6a1 that constitutes by rigid body, make the 6a2 of top contact portion of rubber-like cantilever support shape be connected to jut 6a1 and get final product as the boundary height position of itself and the top contact 6a2 of portion.At this moment, because jut 6a1 is formed by rigid body, can be movable, therefore, the deviation of the boundary height position of the jut 6a1 of contact portion and the top contact 6a2 of portion below can suppressing to form.Therefore, the deviation of the time of contact of the second arm 3c of the torsion-coil spring 3 that forms travelling contact and two-way contact 6a is diminished, can guarantee high-precision ON/OFF performance of handoffs.
In addition, because the below contact portion of two-way contact 6a is formed by the jut 6a1 of the rigid body that forms the two end supports shape, even so with the geomery of jut 6a1 and the top contact 6a2 of portion set less, also can suppress the deviation of the boundary height position between jut 6a1 and the top contact 6a2 of portion.Thus, can reduce the shape of two-way contact 6a, this also helps the miniaturization of implement device integral body.
In addition, jut 6a1 can be easier to form by base portion 6 enforcement incision bending machining are compared, and can reduce manufacturing cost thus.
In addition, fixed contact 5a can be easier to form by base portion 5 being implemented to eject process to compare, and can reduce manufacturing cost thus.
In addition, guide portion 6a21 by the top contact 6a2 of portion, the second arm 3c of torsion-coil spring 3 is inserted between jut 6a1 and the top contact 6a2 of portion sleekly, can realize making the stable contact/disengaging action of the second arm 3c of torsion-coil spring 3 with respect to two-way contact 6a.
In addition, even outside terminal 5b, 6b are being implemented respectively under the situation of reflow soldering, because fixed contact 5a, two-way contact 6a make by the copper titanium, so can prevent these fixed contacts 5a, the two-way contact 6a rust of when reflow soldering, being heated.Therefore, can efficiently outside terminal 5b, 6b be installed on the regulation substrate not shown in the figures, can improve the operating efficiency when being installed in present embodiment on the substrate by reflow soldering.
[other execution modes]
Figure 12 is the fixed contact of representing the formation major part of other execution modes of the present invention, the stereogram that reaches two-way contact.
Other execution modes that this is shown in Figure 12 are to cut bending machining and form fixed contact 5c in the part that erects formation from base portion 5.For other structure, identical with for example execution mode shown in above-mentioned Fig. 1～Figure 11.The device of Gou Chenging like this, fixed contact 5c can implement to cut bending machining and than being easier to formation to base portion 5.Thus, can reduce manufacturing cost.
In addition, in the respective embodiments described above, be that to be formed with the bottom contact portion that two-way contact 6a comprises be jut 6a1 by cutting bending machining, but the present invention is not limited to like this to form the situation of jut 6a1 by cutting bending machining.Can implement to eject processing and form base portion 6.In the device that constitutes like this, can be easy to form protuberance 6a1, also can reduce manufacturing cost thus.
Claims (7)
1. switching device is characterized in that having:
Shell;
The action bars that can rotate, it is housed in this shell, has the operating portion of the operation of being pressed;
Torsion-coil spring, it forms travelling contact, and have coiling portion, first arm of drawing from an end of this coiling portion and draw and be accompanied by the rotation of aforesaid operations bar and second arm of deflection deformation from the other end of above-mentioned coiling portion;
Fixed contact, it often contacts with above-mentioned first arm of this torsion-coil spring; And
Two-way contact, it contacts/separates with above-mentioned second arm of above-mentioned torsion-coil spring,
Corner portion at above-mentioned shell is provided with extension, and this extension stretches out and forms to the inboard of above-mentioned shell from the sidewall of this shell,
And on the extended line of the extension of above-mentioned shell, form the peristome that the aforesaid operations portion that allows the aforesaid operations bar is pressed in above-mentioned shell,
On the aforesaid operations bar, setting can the extension relative with the extension of above-mentioned shell,
In the inboard of the extension of above-mentioned shell and the inboard of aforesaid operations bar, be provided with the spring incorporating section of the above-mentioned coiling portion that holds above-mentioned torsion-coil spring.
2. switching device according to claim 1 is characterized in that:
The aforesaid operations bar has the bearing portion of the above-mentioned coiling portion that above-mentioned torsion-coil spring is installed.
3. switching device according to claim 1 is characterized in that:
The said fixing contact remains on the above-mentioned shell.
4. switching device according to claim 1 is characterized in that:
End face at the extension of above-mentioned shell is provided with first confined planes, at the end face of the extension of aforesaid operations bar, is arranged on first limiting section that is ended by the above-mentioned first confined planes card when removing operation of pushing of aforesaid operations bar.
5. switching device according to claim 4 is characterized in that:
Set the shape of the extension of the shape of extension of above-mentioned shell and aforesaid operations bar respectively, make when above-mentioned first limiting section is ended by the above-mentioned first confined planes card, the lateral surface of the extension of above-mentioned shell and the lateral surface of aforesaid operations bar become with one side.
6. switching device according to claim 4 is characterized in that:
On the sidewall of above-mentioned shell and the above-mentioned shell relative side of above-mentioned sidewall that extension is set, second confined planes is set, the operating portion of aforesaid operations bar is provided with second limiting section that is ended by the above-mentioned second confined planes card.
7. switching device according to claim 6 is characterized in that:
In the inside of above-mentioned shell the 3rd confined planes is set, the 3rd limiting section that is ended by above-mentioned the 3rd confined planes card is set on the aforesaid operations bar.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2006134139 | 2006-05-12 | ||
| JP2006-134139 | 2006-05-12 | ||
| JP2006134139A JP4628307B2 (en) | 2006-05-12 | 2006-05-12 | Switch device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101071692A true CN101071692A (en) | 2007-11-14 |
| CN101071692B CN101071692B (en) | 2010-06-09 |
Family
ID=38839231
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2007101011802A Active CN101071692B (en) | 2006-05-12 | 2007-05-09 | Switching device |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JP4628307B2 (en) |
| KR (1) | KR100892890B1 (en) |
| CN (1) | CN101071692B (en) |
| TW (1) | TW200809889A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102013353A (en) * | 2009-09-04 | 2011-04-13 | 阿尔卑斯电气株式会社 | Switching device |
| CN111613470A (en) * | 2019-01-04 | 2020-09-01 | C & K元件股份有限公司 | Normally open electric switch |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102891020B (en) * | 2011-07-22 | 2015-04-29 | 西门子公司 | Low voltage isolation switch device |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0642344B2 (en) * | 1985-01-25 | 1994-06-01 | 松下電器産業株式会社 | Push button device |
| JPH03124435U (en) * | 1990-03-28 | 1991-12-17 | ||
| JP3569079B2 (en) * | 1996-07-08 | 2004-09-22 | アルプス電気株式会社 | switch |
| JPH113633A (en) * | 1997-06-11 | 1999-01-06 | Matsushita Electric Ind Co Ltd | Lever switch |
| JP2000149715A (en) * | 1998-11-06 | 2000-05-30 | Teikoku Tsushin Kogyo Co Ltd | Switch |
| JP4044364B2 (en) * | 2002-05-09 | 2008-02-06 | アルプス電気株式会社 | Switch device |
-
2006
- 2006-05-12 JP JP2006134139A patent/JP4628307B2/en active Active
-
2007
- 2007-04-09 TW TW096112356A patent/TW200809889A/en unknown
- 2007-05-09 CN CN2007101011802A patent/CN101071692B/en active Active
- 2007-05-11 KR KR1020070045860A patent/KR100892890B1/en active IP Right Grant
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102013353A (en) * | 2009-09-04 | 2011-04-13 | 阿尔卑斯电气株式会社 | Switching device |
| CN102013353B (en) * | 2009-09-04 | 2013-10-09 | 阿尔卑斯电气株式会社 | Switching device |
| CN111613470A (en) * | 2019-01-04 | 2020-09-01 | C & K元件股份有限公司 | Normally open electric switch |
| CN111613470B (en) * | 2019-01-04 | 2024-04-16 | C&K元件股份有限公司 | Normally open type electric switch |
Also Published As
| Publication number | Publication date |
|---|---|
| TW200809889A (en) | 2008-02-16 |
| CN101071692B (en) | 2010-06-09 |
| KR20070109937A (en) | 2007-11-15 |
| TWI328240B (en) | 2010-08-01 |
| KR100892890B1 (en) | 2009-04-15 |
| JP2007305482A (en) | 2007-11-22 |
| JP4628307B2 (en) | 2011-02-09 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US8882533B2 (en) | Electrical connector having poke-in wire contact | |
| EP1310968B2 (en) | Switch apparatus | |
| EP0942446B1 (en) | Lever switch and method of operating the same | |
| EP2782111B1 (en) | Switch | |
| EP1835574A2 (en) | Electrical jack having switch mechanism | |
| CN1255905C (en) | Card connector of spring out control rod mounted with swing locking piece | |
| KR890002592B1 (en) | Jack with recessed contacts | |
| CN101071692B (en) | Switching device | |
| TWI654636B (en) | Switching device | |
| US20020020618A1 (en) | Switch device | |
| JPH0526652Y2 (en) | ||
| CN101295849A (en) | Socket for electric device | |
| JP4195634B2 (en) | switch | |
| JP5400864B2 (en) | Card connector | |
| JP2002529889A (en) | High-speed cutoff switch with forcible opening function with improved mounting tolerance | |
| CN1053520C (en) | Rotary operation type switch | |
| US20050095886A1 (en) | Card connector having an eject mechanism easy to operate and assuring reliable movement | |
| KR100298507B1 (en) | switch | |
| CN101996808B (en) | Slide switch | |
| JP3895639B2 (en) | On-off switch and thereby dual in-line mounting | |
| JP2006209975A (en) | Slide switch | |
| JP2549512Y2 (en) | Contact switching device | |
| KR100453999B1 (en) | Lever operating type switch device | |
| JP2004103377A (en) | Ic socket | |
| JP3835982B2 (en) | Switch device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: Tokyo, Japan, Japan Patentee after: Alpine Alpine Company Address before: Tokyo, Japan, Japan Patentee before: Alps Electric Co., Ltd. |
|
| CP01 | Change in the name or title of a patent holder |